Home / 3,851,996.28-5,315,750.08-2,133,114.72

Finding the Fourth Proportional to 3,851,996.28, 5,315,750.08 and 2,133,114.72

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Solution

The fourth proportional to 3,851,996.28, 5,315,750.08 and 2,133,114.72 is: 2,943,695.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,851,996.28 : 5,315,750.08 = 2,133,114.72 : x
  2. Step 2: Convert to fraction form
    3,851,996.28/5,315,750.08 = 2,133,114.72/x
  3. Step 3: Cross multiply
    3,851,996.28x = 5,315,750.08 × 2,133,114.72
  4. Step 4: Simplify right side
    3,851,996.28x = 11,339,104,743,489.18
  5. Step 5: Solve for x
    x = 11,339,104,743,489.18/3,851,996.28
  6. Step 6: Final answer
    x = 2,943,695.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.